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The Open Group Base Specifications Issue 6<br>
IEEE Std 1003.1, 2004 Edition<br>
Copyright &copy; 2001-2004 The IEEE and  The Open Group
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<P>[
<a href="ia.html">A</A>
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<a href="ib.html">B</A>
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<a href="ic.html">C</A>
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<a href="id.html">D</A>
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<a href="ie.html">E</A>
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<a href="if.html">F</A>
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<a href="ig.html">G</A>
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<a href="ih.html">H</A>
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<a href="ii.html">I</A>
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<a href="ij.html">J</A>
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<a href="ik.html">K</A>
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<a href="il.html">L</A>
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<a href="im.html">M</A>
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<a href="in.html">N</A>
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<a href="io.html">O</A>
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<a href="ip.html">P</A>
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<a href="iq.html">Q</A>
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<a href="ir.html">R</A>
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<a href="is.html">S</A>
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<a href="it.html">T</A>
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<a href="iu.html">U</A>
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<a href="iv.html">V</A>
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<a href="iw.html">W</A>
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<a href="ix.html">X</A>
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<a href="iy.html">Y</A>
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<a href="iz.html">Z</A>
|<a href="index.html"> Index </a> ] </P>
<p>
<h3><font  face="Helvetica">
<IMG ALIGN=TOP SRC="../images/index.gif" ALT="">F</H1>
</font></h3>
<UL>
<li><a href="../functions/fabs.html">fabs()</a>, fabsf, fabsl - absolute value function 

<li><a href="../utilities/false.html">false</a> - return false value 

<li><a href="../functions/fattach.html">fattach()</a> - attach a STREAMS-based file descriptor to a file in the file system name space (<b>STREAMS</b>) 

<li><a href="../functions/fchdir.html">fchdir()</a> - change working directory 

<li><a href="../functions/fchmod.html">fchmod()</a> - change mode of a file 

<li><a href="../functions/fchown.html">fchown()</a> - change owner and group of a file 

<li><a href="../functions/fclose.html">fclose()</a> - close a stream 

<li><a href="../functions/fcntl.html">fcntl()</a> - file control 

<li><a href="../basedefs/fcntl.h.html">fcntl.h</a> - file control options 

<li><a href="../utilities/fc.html">fc</a> - process the command history list 

<li><a href="../functions/fcvt.html">fcvt()</a> - convert a floating-point number to a string (<b>LEGACY</b>) 

<li><a href="../functions/fdatasync.html">fdatasync()</a> - synchronize the data of a file (<b>REALTIME</b>) 

<li><a href="../functions/FD_CLR.html">FD_CLR()</a> - macros for synchronous I/O multiplexing 

<li><a href="../functions/fdetach.html">fdetach()</a> - detach a name from a STREAMS-based file descriptor (<b>STREAMS</b>) 

<li><a href="../functions/fdim.html">fdim()</a>, fdimf, fdiml - compute positive difference between two floating-point numbers 

<li><a href="../functions/fdopen.html">fdopen()</a> - associate a stream with a file descriptor 

<li><a href="../functions/feclearexcept.html">feclearexcept()</a> - clear floating-point exception 

<li><a href="../functions/fegetenv.html">fegetenv()</a>, fesetenv - get and set current floating-point environment 

<li><a href="../functions/fegetexceptflag.html">fegetexceptflag()</a>, fesetexceptflag - get and set floating-point status flags 

<li><a href="../functions/fegetround.html">fegetround()</a>, fesetround - get and set current rounding direction 

<li><a href="../functions/feholdexcept.html">feholdexcept()</a> - save current floating-point environment 

<li><a href="../basedefs/fenv.h.html">fenv.h</a> - floating-point environment 

<li><a href="../functions/feof.html">feof()</a> - test end-of-file indicator on a stream 

<li><a href="../functions/feraiseexcept.html">feraiseexcept()</a> - raise floating-point exception 

<li><a href="../functions/ferror.html">ferror()</a> - test error indicator on a stream 

<li><a href="../functions/fesetenv.html">fesetenv()</a> - set current floating-point environment 

<li><a href="../functions/fesetexceptflag.html">fesetexceptflag()</a> - set floating-point status flags 

<li><a href="../functions/fesetround.html">fesetround()</a> - set current rounding direction 

<li><a href="../functions/fetestexcept.html">fetestexcept()</a> - test floating-point exception flags 

<li><a href="../functions/feupdateenv.html">feupdateenv()</a> - update floating-point environment 

<li><a href="../functions/fflush.html">fflush()</a> - flush a stream 

<li><a href="../functions/ffs.html">ffs()</a> - find first set bit 

<li><a href="../functions/fgetc.html">fgetc()</a> - get a byte from a stream 

<li><a href="../functions/fgetpos.html">fgetpos()</a> - get current file position information 

<li><a href="../functions/fgets.html">fgets()</a> - get a string from a stream 

<li><a href="../functions/fgetwc.html">fgetwc()</a> - get a wide-character code from a stream 

<li><a href="../functions/fgetws.html">fgetws()</a> - get a wide-character string from a stream 

<li><a href="../utilities/fg.html">fg</a> - run jobs in the foreground 

<li><a href="../utilities/file.html">file</a> - determine file type 

<li><a href="../functions/fileno.html">fileno()</a> - map a stream pointer to a file descriptor 

<li><a href="../utilities/find.html">find</a> - find files 

<li><a href="../basedefs/float.h.html">float.h</a> - floating types 

<li><a href="../functions/flockfile.html">flockfile()</a>, ftrylockfile, funlockfile - stdio locking functions 

<li><a href="../functions/floor.html">floor()</a>, floorf, floorl - floor function 

<li><a href="../functions/fma.html">fma()</a>, fmaf, fmal - floating-point multiply-add 

<li><a href="../functions/fmax.html">fmax()</a>, fmaxf, fmaxl - determine maximum numeric value of two floating-point numbers 

<li><a href="../functions/fmin.html">fmin()</a>, fminf, fminl - determine minimum numeric value of two floating-point numbers 

<li><a href="../functions/fmod.html">fmod()</a>, fmodf, fmodl - floating-point remainder value function 

<li><a href="../functions/fmtmsg.html">fmtmsg()</a> - display a message in the specified format on standard error and/or a system console 

<li><a href="../basedefs/fmtmsg.h.html">fmtmsg.h</a> - message display structures 

<li><a href="../basedefs/fnmatch.h.html">fnmatch.h</a> - filename-matching types 

<li><a href="../functions/fnmatch.html">fnmatch()</a> - match a filename or a pathname 

<li><a href="../utilities/fold.html">fold</a> - filter for folding lines 

<li><a href="../functions/fopen.html">fopen()</a> - open a stream 

<li><a href="../functions/fork.html">fork()</a> - create a new process 

<li><a href="../utilities/fort77.html">fort77</a> - FORTRAN compiler (<b>FORTRAN</b>) 

<li><a href="../functions/fpathconf.html">fpathconf()</a>, pathconf - get configurable pathname variables 

<li><a href="../functions/fpclassify.html">fpclassify()</a> - classify real floating type 

<li><a href="../functions/fprintf.html">fprintf()</a>, printf, snprintf, sprintf - print formatted output 

<li><a href="../functions/fputc.html">fputc()</a> - put a byte on a stream 

<li><a href="../functions/fputs.html">fputs()</a> - put a string on a stream 

<li><a href="../functions/fputwc.html">fputwc()</a> - put a wide-character code on a stream 

<li><a href="../functions/fputws.html">fputws()</a> - put a wide-character string on a stream 

<li><a href="../functions/fread.html">fread()</a> - binary input 

<li><a href="../functions/freeaddrinfo.html">freeaddrinfo()</a>, getaddrinfo - get address information 

<li><a href="../functions/free.html">free()</a> - free allocated memory 

<li><a href="../functions/freopen.html">freopen()</a> - open a stream 

<li><a href="../functions/frexp.html">frexp()</a>, frexpf, frexpl - extract mantissa and exponent from a double precision number 

<li><a href="../functions/fscanf.html">fscanf()</a>, scanf, sscanf - convert formatted input 

<li><a href="../functions/fseek.html">fseek()</a>, fseeko - reposition a file-position indicator in a stream 

<li><a href="../functions/fsetpos.html">fsetpos()</a> - set current file position 

<li><a href="../functions/fstat.html">fstat()</a> - get file status 

<li><a href="../functions/fstatvfs.html">fstatvfs()</a>, statvfs - get file system information 

<li><a href="../functions/fsync.html">fsync()</a> - synchronize changes to a file 

<li><a href="../functions/ftell.html">ftell()</a>, ftello - return a file offset in a stream 

<li><a href="../functions/ftime.html">ftime()</a> - get date and time (<b>LEGACY</b>) 

<li><a href="../functions/ftok.html">ftok()</a> - generate an IPC key 

<li><a href="../functions/ftruncate.html">ftruncate()</a> - truncate a file to a specified length 

<li><a href="../functions/ftrylockfile.html">ftrylockfile()</a> - stdio locking functions 

<li><a href="../basedefs/ftw.h.html">ftw.h</a> - file tree traversal 

<li><a href="../functions/ftw.html">ftw()</a> - traverse (walk) a file tree 

<li><a href="../functions/funlockfile.html">funlockfile()</a> - stdio locking functions 

<li><a href="../utilities/fuser.html">fuser</a> - list process IDs of all processes that have one or more files open 

<li><a href="../functions/fwide.html">fwide()</a> - set stream orientation 

<li><a href="../functions/fwprintf.html">fwprintf()</a>, swprintf, wprintf - print formatted wide-character output 

<li><a href="../functions/fwrite.html">fwrite()</a> - binary output 

<li><a href="../functions/fwscanf.html">fwscanf()</a>, swscanf, wscanf - convert formatted wide-character input 

</UL>

Terminology
<UL>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_160">Feature Test Macro</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_161">Field</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_162">FIFO Special File (or FIFO)</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_163">File</a>
<li type=disc><a href="../basedefs/xbd_chap04.html#tag_04_04">File Access Permissions</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_164">File Description</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_165">File Descriptor</a>
<li type=disc><a href="../basedefs/xbd_chap05.html#tag_05">File Format Notation</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_166">File Group Class</a>
<li type=disc><a href="../basedefs/xbd_chap04.html#tag_04_05">File Hierarchy</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_167">File Mode</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_168">File Mode Bits</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_169">Filename</a>
<li type=disc><a href="../basedefs/xbd_chap04.html#tag_04_06">Filenames</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_170">Filename Portability</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_171">File Offset</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_172">File Other Class</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_173">File Owner Class</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_174">File Permission Bits</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_175">File Serial Number</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_176">File System</a>
<li type=disc><a href="../basedefs/xbd_chap04.html#tag_04_07">File Times Update</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_177">File Type</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_178">Filter</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_179">First Open (of a File)</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_180">Flow Control</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_181">Foreground Job</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_182">Foreground Process</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_183">Foreground Process Group (or Foreground Job)</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_184">Foreground Process Group ID</a>
<li type=disc><a href="../basedefs/xbd_chap03.html#tag_03_185">Form-Feed Character (&lt;form-feed&gt;)</a>
</ul>


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